Cell surface A33 antigen

UniProt data

UniProt name: GPA33_HUMAN (Q99795)

Gene name: GPA33

Organism: Homo sapiens (Human).

Function: May play a role in cell-cell recognition and signaling.

Subcellular location: Membrane; Single-pass type I membrane protein.

Transmembrane domains:

  1. 236-256, 21 AA, Helical. {ECO:0000255}.

Sequence: 319 AA

10 20 30 40 50 60 MVGKMWPVLW TLCAVRVTVD AISVETPQDV LRASQGKSVT LPCTYHTSTS SREGLIQWDK 70 80 90 100 110 120 LLLTHTERVV IWPFSNKNYI HGELYKNRVS ISNNAEQSDA SITIDQLTMA DNGTYECSVS 130 140 150 160 170 180 LMSDLEGNTK SRVRLLVLVP PSKPECGIEG ETIIGNNIQL TCQSKEGSPT PQYSWKRYNI 190 200 210 220 230 240 LNQEQPLAQP ASGQPVSLKN ISTDTSGYYI CTSSNEEGTQ FCNITVAVRS PSMNVALYVG 250 260 270 280 290 300 IAVGVVAALI IIGIIIYCCC CRGKDDNTED KEDARPNREA YEEPPEQLRE LSREREEEDD 310 YRQEEQRSTG RESPDHLDQ

CATM prediction

The sequence of GPA33_HUMAN returned 5 potential models

The positions at the dimer's interface are highlighted in yellow. The position at the crossing point is highlighted in orange.

# Sequence and interface d θ Z' ω' Score
         240       250       
  +    |    +    |    +    
(Å) (°) (Å) (°)  
MNVALYVGIAVGVVAALIIIGIIIYCC 6.9 -28.1° 2.4 50.1 -42.9
MNVALYVGIAVGVVAALIIIGIIIYCC 6.4 -46.9° 4.8 55.9 -36.5
MNVALYVGIAVGVVAALIIIGIIIYCC 7.3 -46.6° 1.4 45.1 -24.8
MNVALYVGIAVGVVAALIIIGIIIYCC 7.2 -39.8° 5.1 44.1 -17.6
MNVALYVGIAVGVVAALIIIGIIIYCC 7.3 -48.1° 4.4 34.7 -13.5

Click on the model number to visualize its details below.

MODEL 1 DETAILS

Precited structure:


Click on the image to enlarge

Download model 1 structure: PDB, PyMOL session

List of hydrogen bonds:

Donor Acceptor Distance
B, 237, LEU, HA A, 236, ALA, O 2.79Å
B, 240, GLY, HA1 A, 237, LEU, O 3.07Å
B, 241, ILE, HA A, 240, GLY, O 3.14Å
A, 237, LEU, HA B, 236, ALA, O 2.79Å
A, 240, GLY, HA1 B, 237, LEU, O 3.07Å
A, 241, ILE, HA B, 240, GLY, O 3.14Å